When you do something best in life, you don’t really want to give that up – and for me it’s tennis.

Being busy is a form of laziness—lazy thinking and indiscriminate action.

高效计算的关键不仅是速度，还有优雅。

人们在做事时绝不能够拖拉，不能够反复多变，不能够斤斤计较；可是替别人做事时，却特别需要耐得住拖延耽搁，耐得住反复多变，耐得住琐碎烦乱。

The conjectures of the Langlands program are not merely problems to be solved but a vision of how mathematics should be.